Build, calculate, and report Fault Tree Analyses for Oil & Gas, LNG, Petrochemical, Power, Pharmaceutical, and Water Treatment industries. From basic event modelling to minimal cut sets and importance measures.
Built for Process Safety Consultants, Reliability Engineers, and Functional Safety Specialists
Interactive SVG-based fault tree editor with drag-and-drop. Create events, gates, and connections visually. Unlimited tree depth.
AND, OR, NOT, XOR, Priority AND, Inhibit, Voting (MooN), Transfer In/Out. All with proper graphical symbols.
Automatic top event probability calculation using exact and rare-event approximation. Boolean algebra simplification.
Automated MCS identification and ranking. Single point failure detection. Order analysis.
Fussell-Vesely, Birnbaum, Criticality, Risk Achievement Worth (RAW), Risk Reduction Worth (RRW).
Pre-loaded OREDA, IEC 61508/61511, API 581 data. Corporate and user-defined libraries.
AI suggests basic events, gate logic, missing failure modes, and reviews data quality.
Modify event probabilities and instantly compare scenarios to understand system sensitivity.
Beta factor method, shared dependencies, user-defined CCF models.
Consultant-grade PDF reports with cover page, diagrams, calculations, cut sets, importance measures, and recommendations.
Pre-built templates: Loss of Instrument Air, SIS Failure, Compressor Trip, ESD, Firewater, Power Failure, and more.
Oil & Gas, LNG, Petrochemical, Chemical, Power, Pharmaceutical, Water Treatment — terminology and templates for each.
Calculations and terminology aligned with internationally recognised engineering standards
PFD calculation for Safety Instrumented Functions. SIL verification support. Proof test interval analysis. Demand failure probability calculations.
Pre-loaded failure rate data from OREDA 2015 for instrumentation, mechanical, and electrical equipment. Reference tracking for all data inputs.
Top event frequency calculation, consequence modelling support, and risk contribution analysis. Suitable for Layer of Protection Analysis (LOPA) input.
Electrical system reliability data per IEEE Gold Book. Process equipment failure rates per API 581 Risk-Based Inspection methodology.
Pre-loaded templates and failure data for major process industries
Wellhead operations, flow lines, separators, compression trains, metering, and processing facilities.
Liquefaction plants, LNG storage tanks, regasification terminals, and loading operations. EN 1473, NFPA 59A.
Reactors, distillation columns, heat exchangers, polymer units, and chemical storage systems.
Batch reactors, mixing vessels, storage tanks, and hazardous chemical handling systems.
Gas turbines, steam generators, combined cycle plants, and electrical distribution systems.
Process equipment, cleanroom HVAC, purified water systems, and utility systems. FDA/GMP aligned.
Pumping stations, chemical dosing, filtration, and disinfection systems.
Full FTA deliverables for engineering, procurement, and construction projects from conceptual to detailed design.
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